Errors

Boiler type Trinity Fire Tube (Tft60)

Error code Lockout 81

Cause:

Insufficient water flow

Solution:

- Check Fuse "B"
- Check appliance pump.
- Ensure plumbing is correct. Check that water pressure is at least 15PSI.
- Boiler heat transfer surfaces may be fouled with scale or magnetite. Clean with Fernox DS-40 Descaler and Cleanser.